package com.csun.cmny.provider.device.phone.entity;

import java.io.Serializable;

/**
 * @Auther: chisj chisj@foxmal.com
 * @Date: 2019-02-19 10:23
 * @Description: 服务器可能返回空的处理
 */
public class NullWritable implements Serializable {

    private static final long serialVersionUID = -8191640400484155111L;

    private static NullWritable instance = new NullWritable();

    private NullWritable() {
    }

    public static NullWritable nullWritable() {
        return instance;
    }
}
